diff --git a/README b/README
index 39aa081..bca7d7b 100644
--- a/README
+++ b/README
@@ -34,13 +34,13 @@ TCI CertRobot
 
 Пример файла конфигурации:
 {
-    "backend_hostname"	:	"cs-tls.ru",
-    "api_path"		:	"api/1.0/",
-    "login"		:	"user@test.ru",
-    "password"		:	"your_password",
-    "working_dir"	:	"/etc/tcibot/private",
-    "root_cert_file"	:	"path_to_cert's_dir",
-    "debug"		:	false
+"backend_hostname"		:	"cs-tls.ru",
+"api_path"				:	"api/1.0/",
+"login"					:	"user@test.ru",
+"password"				:	"",
+"working_dir"			:	"/etc/tcibot/private",
+"root_cert_file"		:	"",
+"debug"					:	false
 }
 
 Вызов
diff --git a/cmd/main.go b/cmd/main.go
index 4a7c71a..d4b41b3 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -580,6 +580,7 @@ var DCVtype int
 						certFile.Close()
 						panic("Could not create output file (key)! " + err.Error())
 					}
+					keyFile.Chmod(os.FileMode(int(0600)))
 					wKey := bufio.NewWriter(keyFile)
 					_, err = wKey.WriteString(reqData.PrivateKey)
 					if err != nil {
diff --git a/config.conf b/config.conf
deleted file mode 100644
index c772ece..0000000
--- a/config.conf
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-    "backend_hostname"              :       "tlscc.ru",
-    "api_path"                      :       "api/1.0/",
-    "login"                         :       "user@test.ru",
-    "password"                      :       "your_password",
-    "working_dir"                   :       "/etc/tcibot/private",
-    "root_cert_file"                :       "path_to_cert_file",
-    "debug"                         :       false
-}
diff --git a/tciapi/tciapi.go b/tciapi/tciapi.go
index 888b247..d88a5b2 100644
--- a/tciapi/tciapi.go
+++ b/tciapi/tciapi.go
@@ -34,6 +34,13 @@ type stUnauthorized struct {
 	Message			string	`json:"message"`
 }
 
+type stGenericError struct {
+	Status			string	`json:"status"`
+	StatusCode		int		`json:"statusCode"`
+	ErrorDesc		string	`json:"error"`
+	Message			string	`json:"message"`
+}
+
 type stErrorResp struct {
 	StatusCode		int			`json:"statusCode"`
 	ErrorDesc		string		`json:"error"`
@@ -212,7 +219,6 @@ defer func() {
 				res.AuthToken = s.Result.AccessToken
 				if debugFlag {
 					fmt.Fprintf(os.Stderr, "Connected (%s)\n", res.Hostname)
-					fmt.Fprintf(os.Stderr, "%s\n", res.AuthToken)
 				}
 				return &res, true
 			}
@@ -227,9 +233,15 @@ defer func() {
 				fmt.Fprintf(os.Stderr, "\t%s\n\t%s\n\n", s.ErrorDesc, s.Message)
 				return &res, false
 			}
+		case 502:
+			{
+				fmt.Fprintf(os.Stderr, "Unexpected response, API is down: HTTP 502 (%s)!\n", res.Hostname)
+				return &res, false
+			}
 		default:
 			{
 				fmt.Fprintf(os.Stderr, "Unexpected response (%s)!\n", res.Hostname)
+			//	fmt.Fprintf(os.Stderr, "\n\n%s\n\n", body)
 				return &res, false
 			}
 	}
@@ -341,10 +353,21 @@ defer func() {
 				fmt.Fprintf(os.Stderr, "\t%s\n\t%s\n\n", s.ErrorDesc, s.Message)
 				return false
 			}
-			
+		case 500:
+			{
+				s := new(stGenericError)
+				e := json.Unmarshal([]byte(respBody), s)
+				if e != nil {
+					fmt.Fprintf(os.Stderr, "ERROR: %s\n\n", e.Error())
+					return false
+				}
+				fmt.Fprintf(os.Stderr, "\t%s (%d, %s)\n\t%s\n\n", s.Status, s.StatusCode, s.ErrorDesc, s.Message)
+				return false
+			}	
 		default:
 			{
 				fmt.Fprintf(os.Stderr, "Unexpected response (%s)!\n", r.Hostname)
+				fmt.Fprintf(os.Stderr, "\n\n%s\n\n", respBody)
 				return false
 			}
 	}